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2026-06-12 - 21:05
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Fri Jun 12, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9138212563,8sleep10-21swapper/107:06:311
92342111101,7sleep00-21swapper/007:07:460
4791210895,8sleep30-21swapper/307:05:173
9087210697,6sleep20-21swapper/207:05:522
299902610,0sleep10-21swapper/107:25:201
173872610,0sleep00-21swapper/012:00:150
154972600,0sleep30-21swapper/307:15:013
276792590,0sleep10-21swapper/107:50:191
173922570,1sleep20-21swapper/209:35:162
31442550,0sleep10-21swapper/112:15:181
958199280,27cyclictest0-21swapper/112:34:311
958599271,25cyclictest0-21swapper/207:12:072
958599270,26cyclictest0-21swapper/210:02:232
958599270,26cyclictest0-21swapper/208:13:582
958599270,26cyclictest0-21swapper/208:03:522
958599270,26cyclictest0-21swapper/207:53:582
958599270,26cyclictest0-21swapper/207:48:042
958599270,26cyclictest0-21swapper/207:18:492
958199270,26cyclictest0-21swapper/112:29:391
958199270,26cyclictest0-21swapper/111:46:381
958199270,26cyclictest0-21swapper/110:46:111
958199270,26cyclictest0-21swapper/110:17:351
958199270,26cyclictest0-21swapper/109:52:321
958199270,26cyclictest0-21swapper/109:44:051
958199270,26cyclictest0-21swapper/109:20:521
958199270,26cyclictest0-21swapper/109:08:131
958199270,26cyclictest0-21swapper/108:49:161
958199270,26cyclictest0-21swapper/108:12:371
958199270,26cyclictest0-21swapper/108:04:191
958199270,26cyclictest0-21swapper/107:30:541
9585992618,7cyclictest749-21snmpd12:21:072
9585992618,7cyclictest749-21snmpd11:22:532
9585992618,7cyclictest749-21snmpd09:08:112
958599261,24cyclictest0-21swapper/211:49:302
958199260,25cyclictest0-21swapper/110:12:241
958199260,25cyclictest0-21swapper/109:14:551
958199260,25cyclictest0-21swapper/109:03:341
958199260,25cyclictest0-21swapper/108:53:381
958199260,25cyclictest0-21swapper/108:41:551
958199260,25cyclictest0-21swapper/108:30:401
9585992518,7cyclictest0-21swapper/209:16:252
9585992518,6cyclictest749-21snmpd10:14:182
9585992518,6cyclictest749-21snmpd09:40:592
958599250,18cyclictest22858-21/usr/sbin/munin08:45:212
9581992523,2cyclictest0-21swapper/107:15:041
9585992418,5cyclictest749-21snmpd07:58:012
9585992417,6cyclictest749-21snmpd10:59:052
9585992417,6cyclictest749-21snmpd10:34:022
9585992417,5cyclictest28729-21turbostat10:44:592
9585992414,8cyclictest749-21snmpd08:39:282
958599240,8cyclictest280-21systemd-journal10:48:302
9585992317,5cyclictest749-21snmpd12:03:472
9585992317,5cyclictest749-21snmpd08:57:162
9585992315,7cyclictest749-21snmpd11:39:202
958599231,3cyclictest0-21swapper/209:13:312
958599231,21cyclictest0-21swapper/210:54:062
958599231,21cyclictest0-21swapper/209:53:352
958599231,20cyclictest7851-21apt-get07:35:132
958199231,21cyclictest0-21swapper/112:38:251
958199231,21cyclictest0-21swapper/111:16:241
958199230,23cyclictest0-21swapper/111:05:501
9585992218,3cyclictest0-21swapper/207:27:072
9585992216,5cyclictest749-21snmpd10:20:172
9585992216,5cyclictest749-21snmpd10:08:262
9585992214,7cyclictest749-21snmpd08:05:282
9585992213,8cyclictest749-21snmpd12:09:152
958599221,20cyclictest0-21swapper/211:33:002
958599221,20cyclictest0-21swapper/211:25:292
958599221,20cyclictest0-21swapper/211:03:562
958599220,21cyclictest0-21swapper/212:11:432
958199226,10cyclictest0-21swapper/109:49:251
9581992220,2cyclictest0-21swapper/110:52:271
9581992218,3cyclictest0-21swapper/109:56:151
9581992218,3cyclictest0-21swapper/108:57:311
958199221,3cyclictest0-21swapper/111:27:421
958199220,21cyclictest0-21swapper/112:24:401
958199220,21cyclictest0-21swapper/109:38:261
958199220,21cyclictest0-21swapper/107:37:221
9585992119,2cyclictest0-21swapper/208:28:162
9585992118,2cyclictest749-21snmpd08:43:222
9585992118,2cyclictest0-21swapper/212:30:362
9585992118,2cyclictest0-21swapper/210:17:502
9585992115,5cyclictest749-21snmpd09:26:132
9585992114,6cyclictest749-21snmpd11:09:122
9585992114,6cyclictest749-21snmpd07:32:012
958599211,3cyclictest0-21swapper/209:01:402
958599210,20cyclictest0-21swapper/211:43:422
958599210,20cyclictest0-21swapper/210:25:512
9581992118,3cyclictest0-21swapper/110:26:201
9581992117,3cyclictest0-21swapper/108:39:221
958199211,19cyclictest0-21swapper/111:41:331
958199210,3cyclictest0-21swapper/112:10:521
958199210,3cyclictest0-21swapper/111:39:051
958199210,2cyclictest0-21swapper/107:42:551
958199210,2cyclictest0-21swapper/107:11:121
958199210,20cyclictest0-21swapper/112:04:531
958199210,20cyclictest0-21swapper/110:37:391
958199210,20cyclictest0-21swapper/108:17:371
958199210,20cyclictest0-21swapper/107:23:451
9576992117,3cyclictest749-21snmpd10:55:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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